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प्रश्न
How are ketones classified?
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उत्तर
On the basis of types of alkyl groups attached to the carbonyl carbon,
ketones are classified as
Simple or symmetrical ketones: The ketones in which both alkyl groups attached to the carbonyl carbon are identical are called simple ketones (R =R’).
Example:

Acetone
Mixed or unsymmetrical ketones: The ketones in which the two alkyl groups attached to the carbonyl carbon are different are called mixed ketones (R ≠ R’).

Ethyl methyl ketone
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संबंधित प्रश्न
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CH3CH(CH3)CH2CH2CHO
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CH3CH(CH3)CH2C(CH3)2COCH3
Name the following compound according to IUPAC system of nomenclature:
(CH3)3CCH2COOH
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\[\begin{array}{cc}
\phantom{.................}\ce{Br}\phantom{....}\ce{CH3}\phantom{.........}\ce{O}\phantom{...}\\
\phantom{................}|\phantom{......}|\phantom{............}||\phantom{..}\\
\ce{CH3 - CH2 - CH2CH - CH - CH2 - C - H}
\end{array}\]
The following compound is called:

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\[\ce{CH3CH2OH, CH3COOH, ClCH2COOH, FCH2COOH, C6H5CH2COOH}\]
The correct IUPAC name for the given molecule should be
\[\begin{array}{cc}
\ce{H3C - \overset{H}{C} - \overset{H2}{C} - \overset{H}{C} - OH}\\
\phantom{.}|\phantom{.........}|\phantom{}\\
\phantom{...}\ce{CH3}\phantom{......}\ce{CH3}\phantom{}
\end{array}\]
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Di-sec. butyl ketone
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Di-sec. butyl ketone
Write the structure of the following compound.
Di-sec. butyl ketone
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